COP/ SD/ DHD/ IR/ Mission/ QL/ BR/ CIR etc.
Jinquan
82071990
Name: Down Hole DTH Hammers
Series:CIR, BR, COP,DHD,MISSION,QL,SD,NUMA
Package: Ply-wooden case
Delivery time: 15 days
Name: Down Hole DTH Hammers
Series:CIR, BR, COP,DHD,MISSION,QL,SD,NUMA
Package: Ply-wooden case
Delivery time: 15 days
Specification: | Weight (kg) | External diameter (mm) | Connection thread | Hole rang (mm) | Impact rate | Recommended rotation speed |
Low air pressure DTH hammer CIR type | 5 ~22 | 50~180 | CIR | 55~200 | 820 rpm | |
Middle air pressure BR & COP type | 10~30 | 70~110 | 85~115 | |||
3 inch DTH hammer COP34/QL30 etc | 24.5 | 81 | API 2 3/8” Reg | 90~110 | 28Hz (at 17 bar) | 28 r/min |
4 inch DTH hammer COP44/DHD340 etc | 39.2 | 99 | API 2 3/8” Reg | 110~150 | 27Hz (at 17 bar) | 25~40 r/min |
5 inch DTH hammer COP54/Mission50 etc | 71.5 | 125 | API 2 3/8” or API 3 1/2” Reg | 135~165 | 25Hz (at 17 bar) | 20~30 r/min |
6 inch DTH hammer COP64/QL60 etc | 98 | 142 | API 3 1/2” Reg | 152~216 | 23Hz (at 17 bar) | 15~25 r/min |
8 inch DTH hammer COP84/SD8 etc | 188 | 180 | API 4 1/2” Reg | 203~305 | 20Hz (at 17 bar) | 15~20 r/min |
Specification: | Weight (kg) | External diameter (mm) | Connection thread | Hole rang (mm) | Impact rate | Recommended rotation speed |
Low air pressure DTH hammer CIR type | 5 ~22 | 50~180 | CIR | 55~200 | 820 rpm | |
Middle air pressure BR & COP type | 10~30 | 70~110 | 85~115 | |||
3 inch DTH hammer COP34/QL30 etc | 24.5 | 81 | API 2 3/8” Reg | 90~110 | 28Hz (at 17 bar) | 28 r/min |
4 inch DTH hammer COP44/DHD340 etc | 39.2 | 99 | API 2 3/8” Reg | 110~150 | 27Hz (at 17 bar) | 25~40 r/min |
5 inch DTH hammer COP54/Mission50 etc | 71.5 | 125 | API 2 3/8” or API 3 1/2” Reg | 135~165 | 25Hz (at 17 bar) | 20~30 r/min |
6 inch DTH hammer COP64/QL60 etc | 98 | 142 | API 3 1/2” Reg | 152~216 | 23Hz (at 17 bar) | 15~25 r/min |
8 inch DTH hammer COP84/SD8 etc | 188 | 180 | API 4 1/2” Reg | 203~305 | 20Hz (at 17 bar) | 15~20 r/min |